Upgrade to Check Spelling v0.0.21 (#90103)

.github/actions/spelling/README.md

@@ -8,6 +8,7 @@ File | Purpose | Format | Info
 [excludes.txt](excludes.txt) | Files to ignore entirely | perl regular expression | [excludes](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-excludes)
 [only.txt](only.txt) | Only check matching files (applied after excludes) | perl regular expression | [only](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-only)
 [patterns.txt](patterns.txt) | Patterns to ignore from checked lines | perl regular expression (order matters, first match wins) | [patterns](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-patterns)
+[candidate.patterns](candidate.patterns) | Patterns that might be worth adding to [patterns.txt](patterns.txt) | perl regular expression with optional comment block introductions (all matches will be suggested) | [candidates](https://github.com/check-spelling/check-spelling/wiki/Feature:-Suggest-patterns)
 [line_forbidden.patterns](line_forbidden.patterns) | Patterns to flag in checked lines | perl regular expression (order matters, first match wins) | [patterns](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-patterns)
 [expect.txt](expect.txt) | Expected words that aren't in the dictionary | one word per line (sorted, alphabetically) | [expect](https://github.com/check-spelling/check-spelling/wiki/Configuration#expect)
 [advice.md](advice.md) | Supplement for GitHub comment when unrecognized words are found | GitHub Markdown | [advice](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-advice)

.github/actions/spelling/advice.md

@@ -1,5 +1,5 @@
 <!-- See https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-advice --> <!-- markdownlint-disable MD033 MD041 -->
-<details><summary>If the flagged items are false positives</summary>
+<details><summary>If the flagged items are :exploding_head: false positives</summary>
 
 If items relate to a ...
 * binary file (or some other file you wouldn't want to check at all).

.github/actions/spelling/allow.txt

@@ -11,6 +11,8 @@ distro
 ESRP
 Estmob
 EULA
+github
+https
 Inno
 INSTALLPATH
 ISVs
@@ -30,9 +32,11 @@ Redistributables
 Runtimes
 screenshots
 Smartscreen
+ssh
 tada
 Testplan
 toolset
+ubuntu
 uninstalls
 upvote
 versioning